"Author O'Connor...has written a nifty thriller that...holds reader interest with his breakneck plot...The end result fits nicely in the Tom Clancy-meets-Dan Brown canon." - Kirkus Reviews.

Past and present collide in the opening pages of The Barbarossa Covenant when retired FBI agent Justin Scott becomes a target for assassination while en route to Rome at the behest of the Vatican's secretary of state. Before learning why, the reader is whisked back to 1940 wartime London where British Intelligence is working feverishly on an audacious plan to thwart the...